204195 has 8 divisors (see below), whose sum is σ = 326736. Its totient is φ = 108896.

The previous prime is 204173. The next prime is 204233. The reversal of 204195 is 591402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204195 - 2⁵ = 204163 is a prime.

204195 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6792 + ... + 6821.

It is an arithmetic number, because the mean of its divisors is an integer number (40842).

2²⁰⁴¹⁹⁵ is an apocalyptic number.

204195 is a deficient number, since it is larger than the sum of its proper divisors (122541).

204195 is a wasteful number, since it uses less digits than its factorization.

204195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13621.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 204195 is about 451.8794086922. The cubic root of 204195 is about 58.8864040458.

Adding to 204195 its reverse (591402), we get a palindrome (795597).

The spelling of 204195 in words is "two hundred four thousand, one hundred ninety-five".